package demo1;

public class demo1 {

    public static void main(String[] args) {
        var i = 12;
        System.out.println(i);
        var str = "Hello";
        System.out.println(str.getClass());
        var str2 = """
                你好啊，xixi
                呵呵
                """;
        System.out.println(str2);
    }
}
